package labox.innovation.gameserver.script;

import java.util.Hashtable;

import labox.innovation.gameserver.script.faenor.FaenorInterface;

/**
 * @author Luis Arias
 * 
 *         TODO To change the template for this generated type comment go to
 *         Window - Preferences - Java - Code Style - Code Templates
 */
public class ScriptEngine {

	protected EngineInterface _utils = FaenorInterface.getInstance();

	public static final Hashtable<String, ParserFactory> parserFactories = new Hashtable<String, ParserFactory>();

	protected static Parser createParser(String name) throws ParserNotCreatedException {
		ParserFactory s = parserFactories.get(name);
		if (s == null) // shape not found
		{
			try {
				Class.forName("labox.innovation.gameserver.script." + name);
				// By now the static block with no function would
				// have been executed if the shape was found.
				// the shape is expected to have put its factory
				// in the hashtable.

				s = parserFactories.get(name);
				if (s == null) // if the shape factory is not there even now
				{
					throw (new ParserNotCreatedException());
				}
			} catch (ClassNotFoundException e) {
				// We'll throw an exception to indicate that
				// the shape could not be created
				throw (new ParserNotCreatedException());
			}
		}
		return (s.create());
	}
}
